Try something like this (not a python expert so expecting comments):
1c1
< #! /usr/bin/python
---
> #! /usr/bin/python3
96c96
< except subprocess.CalledProcessError, e:
---
> except subprocess.CalledProcessError as e:
110,111c110,111
< req = subprocess.check_output(args, stderr=open("/dev/null"))
< except subprocess.CalledProcessError, e:
---
> req = subprocess.check_output(args, stderr=open("/dev/null"), encoding="utf-8")
> except subprocess.CalledProcessError as e:
122c122,123
< info = plistlib.readPlist(infoPath)
---
> with open(infoPath, 'rb') as fp:
> info = plistlib.load(fp)
143,144c144,145
< plistDump = subprocess.check_output(args)
< except subprocess.CalledProcessError, e:
---
> plistDump = subprocess.check_output(args, encoding="utf-8")
> except subprocess.CalledProcessError as e:
149a151
>
155c157
< bytes = []
---
> data = []
163,164c165,167
< bytes.append(int(hexStr, 16))
< plist = plistlib.readPlistFromString(bytearray(bytes))
---
> data.append(int(hexStr, 16))
>
> plist = plistlib.loads(bytes(data))
223c226
< if not info.has_key("SMPrivilegedExecutables"):
---
> if "SMPrivilegedExecutables" not in info:
263c266
< if not info.has_key("CFBundleInfoDictionaryVersion") or info["CFBundleInfoDictionaryVersion"] != "6.0":
---
> if "CFBundleInfoDictionaryVersion" not in info or info["CFBundleInfoDictionaryVersion"] != "6.0":
266c269
< if not info.has_key("CFBundleIdentifier") or info["CFBundleIdentifier"] != os.path.basename(toolPath):
---
> if "CFBundleIdentifier" not in info or info["CFBundleIdentifier"] != os.path.basename(toolPath):
269c272
< if not info.has_key("SMAuthorizedClients"):
---
> if "SMAuthorizedClients" not in info:
289c292
< if not launchd.has_key("Label") or launchd["Label"] != os.path.basename(toolPath):
---
> if "Label" not in launchd or launchd["Label"] != os.path.basename(toolPath):
355c358
< if not toolInfo.has_key("CFBundleIdentifier"):
---
> if "CFBundleIdentifier" not in toolInfo:
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< if not isinstance(bundleID, basestring):
---
> if not isinstance(bundleID, str):
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< needsUpdate = not appInfo.has_key("SMPrivilegedExecutables")
---
> needsUpdate = "SMPrivilegedExecutables" not in appInfo
370,371c373,374
< appToolDictSorted = sorted(appToolDict.iteritems(), key=operator.itemgetter(0))
< oldAppToolDictSorted = sorted(oldAppToolDict.iteritems(), key=operator.itemgetter(0))
---
> appToolDictSorted = sorted(appToolDict.items(), key=operator.itemgetter(0))
> oldAppToolDictSorted = sorted(oldAppToolDict.items(), key=operator.itemgetter(0))
376,377c379,381
< plistlib.writePlist(appInfo, appInfoPlistPath)
< print >> sys.stdout, "%s: updated" % appInfoPlistPath
---
> with open(appInfoPlistPath, 'wb') as fp:
> plistlib.dump(appInfo, fp)
> print ("%s: updated" % appInfoPlistPath, file = sys.stdout)
385c389
< needsUpdate = not toolInfo.has_key("SMAuthorizedClients")
---
> needsUpdate = "SMAuthorizedClients" not in toolInfo
396c400
< print >> sys.stdout, "%s: updated" % toolInfoPlistPath
---
> print("%s: updated" % toolInfoPlistPath, file = sys.stdout)
425c429
< except CheckException, e:
---
> except CheckException as e:
427c431
< print >> sys.stderr, "%s: %s" % (os.path.basename(sys.argv[0]), e.message)
---
> print("%s: %s" % (os.path.basename(sys.argv[0]), e.message), file = sys.stderr)
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< print >> sys.stderr, "%s: %s" % (path, e.message)
---
> print("%s: %s" % (path, e.message), file = sys.stderr)
434,436c438,440
< except UsageException, e:
< print >> sys.stderr, "usage: %s check /path/to/app" % os.path.basename(sys.argv[0])
< print >> sys.stderr, " %s setreq /path/to/app /path/to/app/Info.plist /path/to/tool/Info.plist..." % os.path.basename(sys.argv[0])
---
> except UsageException as e:
> print("usage: %s check /path/to/app" % os.path.basename(sys.argv[0]), file = sys.stderr)
> print(" %s setreq /path/to/app /path/to/app/Info.plist /path/to/tool/Info.plist..." % os.path.basename(sys.argv[0]), file = sys.stderr)
SMJobBlessUtil-python3.py
